NVIDIA GeForce GTX 660 Ti vs AMD Radeon PRO W9070
GPU · Specs Compare
Graphics Card
Release Date
Aug 2012
Unknown
Generation
GeForce 600
Mining GPUs
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
915 MHz
1120 MHz
Boost Clock
980 MHz
1206 MHz
Memory Clock
1502 MHz
2100 MHz
Memory
Memory Size
2GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
192bit
256bit
Bandwidth
144.2GB/s
268.8GB/s
Render Config
Shading Units
1344
2048
TMUs
112
128
ROPs
24
32
L1 Cache
16 KB (per SMX)
16 KB (per CU)
L2 Cache
384 KB
2 MB
Compute Units
—
32
Tensor Cores
—
128
RT Cores
—
64
L3 Cache
—
64 MB
Theoretical Performance
Pixel Rate
27.44 GPixel/s
38.59 GPixel/s
Texture Rate
109.8 GTexel/s
154.4 GTexel/s
FP32 (float)
2.634 TFLOPS
4.940 TFLOPS
FP64 (double)
109.8 GFLOPS
308.7 GFLOPS
FP16 (half)
—
4.940 TFLOPS
Graphics Processor
GPU Name
GK104
Polaris 20
GPU Variant
GK104-300-KD-A2
Navi 48 XTW
Architecture
Kepler
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
28 nm
14 nm
Transistors
3.54 billion
5.7 billion
Die Size
294 mm²
232 mm²
Board Design
TDP
150W
180W
Suggested PSU
450 W
450 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
1x HDMI 2.0b
Power Connectors
2x 6-pin
2x 8-pin
Graphics Features
DirectX
12 (11_0)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.1
1.3
CUDA
3.0
—
Shader Model
5.1
6.7
▲ Specs Compare
Data sourced from official specifications and benchmark tests.